mirror of
https://github.com/neovim/neovim.git
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tests: make treesitter its own category
This commit is contained in:
Björn Linse
@@ -725,6 +725,19 @@ function module.pending_win32(pending_fn)
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end
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end
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function module.pending_c_parser(pending_fn)
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local status, msg = unpack(module.exec_lua([[ return {pcall(vim.treesitter.require_language, 'c')} ]]))
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if not status then
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if module.isCI() then
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error("treesitter C parser not found, required on CI: " .. msg)
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else
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pending_fn 'no C parser, skipping'
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return true
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end
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end
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return false
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end
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-- Calls pending() and returns `true` if the system is too slow to
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-- run fragile or expensive tests. Else returns `false`.
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function module.skip_fragile(pending_fn, cond)
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File diff suppressed because it is too large
Load Diff
400
test/functional/treesitter/highlight_spec.lua
Normal file
400
test/functional/treesitter/highlight_spec.lua
Normal file
@@ -0,0 +1,400 @@
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local helpers = require('test.functional.helpers')(after_each)
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local Screen = require('test.functional.ui.screen')
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local clear = helpers.clear
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local insert = helpers.insert
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local exec_lua = helpers.exec_lua
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local feed = helpers.feed
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local pending_c_parser = helpers.pending_c_parser
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before_each(clear)
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local hl_query = [[
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(ERROR) @ErrorMsg
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"if" @keyword
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"else" @keyword
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"for" @keyword
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"return" @keyword
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"const" @type
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"static" @type
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"struct" @type
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"enum" @type
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"extern" @type
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(string_literal) @string
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(number_literal) @number
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(char_literal) @string
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(type_identifier) @type
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((type_identifier) @Special (#eq? @Special "LuaRef"))
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(primitive_type) @type
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(sized_type_specifier) @type
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; Use lua regexes
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((identifier) @Identifier (#contains? @Identifier "lua_"))
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((identifier) @Constant (#lua-match? @Constant "^[A-Z_]+$"))
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((identifier) @Normal (#vim-match? @Constant "^lstate$"))
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((binary_expression left: (identifier) @WarningMsg.left right: (identifier) @WarningMsg.right) (#eq? @WarningMsg.left @WarningMsg.right))
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(comment) @comment
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]]
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local hl_text = [[
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/// Schedule Lua callback on main loop's event queue
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static int nlua_schedule(lua_State *const lstate)
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{
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if (lua_type(lstate, 1) != LUA_TFUNCTION
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|| lstate != lstate) {
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lua_pushliteral(lstate, "vim.schedule: expected function");
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return lua_error(lstate);
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}
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LuaRef cb = nlua_ref(lstate, 1);
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multiqueue_put(main_loop.events, nlua_schedule_event,
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1, (void *)(ptrdiff_t)cb);
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return 0;
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}]]
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local test_text = [[
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void ui_refresh(void)
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{
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int width = INT_MAX, height = INT_MAX;
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bool ext_widgets[kUIExtCount];
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for (UIExtension i = 0; (int)i < kUIExtCount; i++) {
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ext_widgets[i] = true;
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}
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bool inclusive = ui_override();
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for (size_t i = 0; i < ui_count; i++) {
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UI *ui = uis[i];
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width = MIN(ui->width, width);
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height = MIN(ui->height, height);
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foo = BAR(ui->bazaar, bazaar);
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for (UIExtension j = 0; (int)j < kUIExtCount; j++) {
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ext_widgets[j] &= (ui->ui_ext[j] || inclusive);
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}
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}
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}]]
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describe('treesitter highlighting', function()
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local screen
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before_each(function()
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screen = Screen.new(65, 18)
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screen:attach()
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screen:set_default_attr_ids {
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[1] = {bold = true, foreground = Screen.colors.Blue1};
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[2] = {foreground = Screen.colors.Blue1};
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[3] = {bold = true, foreground = Screen.colors.SeaGreen4};
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[4] = {bold = true, foreground = Screen.colors.Brown};
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[5] = {foreground = Screen.colors.Magenta};
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[6] = {foreground = Screen.colors.Red};
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[7] = {bold = true, foreground = Screen.colors.SlateBlue};
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[8] = {foreground = Screen.colors.Grey100, background = Screen.colors.Red};
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[9] = {foreground = Screen.colors.Magenta, background = Screen.colors.Red};
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[10] = {foreground = Screen.colors.Red, background = Screen.colors.Red};
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[11] = {foreground = Screen.colors.Cyan4};
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}
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exec_lua([[ hl_query = ... ]], hl_query)
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end)
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it('is updated with edits', function()
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if pending_c_parser(pending) then return end
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insert(hl_text)
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screen:expect{grid=[[
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/// Schedule Lua callback on main loop's event queue |
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static int nlua_schedule(lua_State *const lstate) |
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{ |
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if (lua_type(lstate, 1) != LUA_TFUNCTION |
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|| lstate != lstate) { |
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lua_pushliteral(lstate, "vim.schedule: expected function"); |
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return lua_error(lstate); |
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} |
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LuaRef cb = nlua_ref(lstate, 1); |
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multiqueue_put(main_loop.events, nlua_schedule_event, |
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1, (void *)(ptrdiff_t)cb); |
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return 0; |
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^} |
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{1:~ }|
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{1:~ }|
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]]}
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exec_lua [[
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local parser = vim.treesitter.get_parser(0, "c")
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local highlighter = vim.treesitter.highlighter
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test_hl = highlighter.new(parser, {queries = {c = hl_query}})
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]]
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screen:expect{grid=[[
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{2:/// Schedule Lua callback on main loop's event queue} |
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{3:static} {3:int} {11:nlua_schedule}({3:lua_State} *{3:const} lstate) |
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{ |
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{4:if} ({11:lua_type}(lstate, {5:1}) != {5:LUA_TFUNCTION} |
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|| {6:lstate} != {6:lstate}) { |
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{11:lua_pushliteral}(lstate, {5:"vim.schedule: expected function"}); |
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{4:return} {11:lua_error}(lstate); |
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} |
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{7:LuaRef} cb = {11:nlua_ref}(lstate, {5:1}); |
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multiqueue_put(main_loop.events, {11:nlua_schedule_event}, |
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{5:1}, ({3:void} *)({3:ptrdiff_t})cb); |
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{4:return} {5:0}; |
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^} |
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{1:~ }|
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{1:~ }|
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]]}
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feed("5Goc<esc>dd")
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screen:expect{grid=[[
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{2:/// Schedule Lua callback on main loop's event queue} |
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{3:static} {3:int} {11:nlua_schedule}({3:lua_State} *{3:const} lstate) |
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{ |
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{4:if} ({11:lua_type}(lstate, {5:1}) != {5:LUA_TFUNCTION} |
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|| {6:lstate} != {6:lstate}) { |
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{11:^lua_pushliteral}(lstate, {5:"vim.schedule: expected function"}); |
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{4:return} {11:lua_error}(lstate); |
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} |
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{7:LuaRef} cb = {11:nlua_ref}(lstate, {5:1}); |
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multiqueue_put(main_loop.events, {11:nlua_schedule_event}, |
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{5:1}, ({3:void} *)({3:ptrdiff_t})cb); |
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{4:return} {5:0}; |
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} |
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{1:~ }|
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{1:~ }|
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]]}
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feed('7Go*/<esc>')
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screen:expect{grid=[[
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{2:/// Schedule Lua callback on main loop's event queue} |
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{3:static} {3:int} {11:nlua_schedule}({3:lua_State} *{3:const} lstate) |
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{ |
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{4:if} ({11:lua_type}(lstate, {5:1}) != {5:LUA_TFUNCTION} |
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|| {6:lstate} != {6:lstate}) { |
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{11:lua_pushliteral}(lstate, {5:"vim.schedule: expected function"}); |
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{4:return} {11:lua_error}(lstate); |
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{8:*^/} |
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} |
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{7:LuaRef} cb = {11:nlua_ref}(lstate, {5:1}); |
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multiqueue_put(main_loop.events, {11:nlua_schedule_event}, |
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{5:1}, ({3:void} *)({3:ptrdiff_t})cb); |
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{4:return} {5:0}; |
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} |
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{1:~ }|
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]]}
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feed('3Go/*<esc>')
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screen:expect{grid=[[
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{2:/// Schedule Lua callback on main loop's event queue} |
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{3:static} {3:int} {11:nlua_schedule}({3:lua_State} *{3:const} lstate) |
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{ |
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{2:/^*} |
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{2: if (lua_type(lstate, 1) != LUA_TFUNCTION} |
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{2: || lstate != lstate) {} |
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{2: lua_pushliteral(lstate, "vim.schedule: expected function");} |
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{2: return lua_error(lstate);} |
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{2:*/} |
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} |
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{7:LuaRef} cb = {11:nlua_ref}(lstate, {5:1}); |
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multiqueue_put(main_loop.events, {11:nlua_schedule_event}, |
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{5:1}, ({3:void} *)({3:ptrdiff_t})cb); |
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{4:return} {5:0}; |
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{8:}} |
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]]}
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feed("gg$")
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feed("~")
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screen:expect{grid=[[
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{2:/// Schedule Lua callback on main loop's event queu^E} |
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{3:static} {3:int} {11:nlua_schedule}({3:lua_State} *{3:const} lstate) |
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{ |
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{2:/*} |
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{2: if (lua_type(lstate, 1) != LUA_TFUNCTION} |
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{2: || lstate != lstate) {} |
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{2: lua_pushliteral(lstate, "vim.schedule: expected function");} |
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{2: return lua_error(lstate);} |
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{2:*/} |
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} |
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{7:LuaRef} cb = {11:nlua_ref}(lstate, {5:1}); |
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multiqueue_put(main_loop.events, {11:nlua_schedule_event}, |
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{5:1}, ({3:void} *)({3:ptrdiff_t})cb); |
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{4:return} {5:0}; |
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{8:}} |
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]]}
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feed("re")
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screen:expect{grid=[[
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{2:/// Schedule Lua callback on main loop's event queu^e} |
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{3:static} {3:int} {11:nlua_schedule}({3:lua_State} *{3:const} lstate) |
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{ |
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{2:/*} |
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{2: if (lua_type(lstate, 1) != LUA_TFUNCTION} |
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{2: || lstate != lstate) {} |
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{2: lua_pushliteral(lstate, "vim.schedule: expected function");} |
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{2: return lua_error(lstate);} |
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{2:*/} |
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} |
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{7:LuaRef} cb = {11:nlua_ref}(lstate, {5:1}); |
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multiqueue_put(main_loop.events, {11:nlua_schedule_event}, |
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{5:1}, ({3:void} *)({3:ptrdiff_t})cb); |
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{4:return} {5:0}; |
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{8:}} |
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]]}
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end)
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it("supports with custom parser", function()
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if pending_c_parser(pending) then return end
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screen:set_default_attr_ids {
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[1] = {bold = true, foreground = Screen.colors.SeaGreen4};
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}
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insert(test_text)
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screen:expect{ grid= [[
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int width = INT_MAX, height = INT_MAX; |
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bool ext_widgets[kUIExtCount]; |
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for (UIExtension i = 0; (int)i < kUIExtCount; i++) { |
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ext_widgets[i] = true; |
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} |
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|
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bool inclusive = ui_override(); |
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for (size_t i = 0; i < ui_count; i++) { |
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UI *ui = uis[i]; |
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width = MIN(ui->width, width); |
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height = MIN(ui->height, height); |
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foo = BAR(ui->bazaar, bazaar); |
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for (UIExtension j = 0; (int)j < kUIExtCount; j++) { |
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ext_widgets[j] &= (ui->ui_ext[j] || inclusive); |
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} |
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} |
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^} |
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|
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]] }
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exec_lua [[
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parser = vim.treesitter.get_parser(0, "c")
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query = vim.treesitter.parse_query("c", "(declaration) @decl")
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local nodes = {}
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for _, node in query:iter_captures(parser:parse()[1]:root(), 0, 0, 19) do
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table.insert(nodes, node)
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end
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parser:set_included_regions({nodes})
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local hl = vim.treesitter.highlighter.new(parser, {queries = {c = "(identifier) @type"}})
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]]
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screen:expect{ grid = [[
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int {1:width} = {1:INT_MAX}, {1:height} = {1:INT_MAX}; |
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bool {1:ext_widgets}[{1:kUIExtCount}]; |
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for (UIExtension {1:i} = 0; (int)i < kUIExtCount; i++) { |
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ext_widgets[i] = true; |
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} |
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|
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bool {1:inclusive} = {1:ui_override}(); |
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for (size_t {1:i} = 0; i < ui_count; i++) { |
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UI *{1:ui} = {1:uis}[{1:i}]; |
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width = MIN(ui->width, width); |
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height = MIN(ui->height, height); |
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foo = BAR(ui->bazaar, bazaar); |
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for (UIExtension {1:j} = 0; (int)j < kUIExtCount; j++) { |
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ext_widgets[j] &= (ui->ui_ext[j] || inclusive); |
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} |
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} |
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^} |
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|
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]] }
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end)
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it("supports injected languages", function()
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if pending_c_parser(pending) then return end
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insert([[
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int x = INT_MAX;
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#define READ_STRING(x, y) (char_u *)read_string((x), (size_t)(y))
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#define foo void main() { \
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return 42; \
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}
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]])
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screen:expect{grid=[[
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int x = INT_MAX; |
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#define READ_STRING(x, y) (char_u *)read_string((x), (size_t)(y))|
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#define foo void main() { \ |
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return 42; \ |
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||||
} |
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^ |
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||||
{1:~ }|
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||||
{1:~ }|
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||||
{1:~ }|
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||||
{1:~ }|
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||||
{1:~ }|
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||||
{1:~ }|
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||||
{1:~ }|
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||||
{1:~ }|
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||||
{1:~ }|
|
||||
{1:~ }|
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||||
{1:~ }|
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||||
|
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||||
]]}
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||||
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||||
exec_lua [[
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||||
local parser = vim.treesitter.get_parser(0, "c", {
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||||
queries = {c = "(preproc_def (preproc_arg) @c) (preproc_function_def value: (preproc_arg) @c)"}
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||||
})
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local highlighter = vim.treesitter.highlighter
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test_hl = highlighter.new(parser, {queries = {c = hl_query}})
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||||
]]
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||||
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screen:expect{grid=[[
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||||
{3:int} x = {5:INT_MAX}; |
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#define {5:READ_STRING}(x, y) ({3:char_u} *)read_string((x), ({3:size_t})(y))|
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#define foo {3:void} main() { \ |
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{4:return} {5:42}; \ |
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||||
} |
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||||
^ |
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||||
{1:~ }|
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||||
{1:~ }|
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||||
{1:~ }|
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||||
{1:~ }|
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||||
{1:~ }|
|
||||
{1:~ }|
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||||
{1:~ }|
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||||
{1:~ }|
|
||||
{1:~ }|
|
||||
{1:~ }|
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||||
{1:~ }|
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||||
|
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||||
]]}
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||||
end)
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||||
end)
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71
test/functional/treesitter/language_spec.lua
Normal file
71
test/functional/treesitter/language_spec.lua
Normal file
@@ -0,0 +1,71 @@
|
||||
local helpers = require('test.functional.helpers')(after_each)
|
||||
|
||||
local clear = helpers.clear
|
||||
local eq = helpers.eq
|
||||
local exec_lua = helpers.exec_lua
|
||||
local pcall_err = helpers.pcall_err
|
||||
local matches = helpers.matches
|
||||
local pending_c_parser = helpers.pending_c_parser
|
||||
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||||
before_each(clear)
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||||
|
||||
describe('treesitter API', function()
|
||||
-- error tests not requiring a parser library
|
||||
it('handles missing language', function()
|
||||
eq("Error executing lua: .../language.lua:0: no parser for 'borklang' language, see :help treesitter-parsers",
|
||||
pcall_err(exec_lua, "parser = vim.treesitter.get_parser(0, 'borklang')"))
|
||||
|
||||
-- actual message depends on platform
|
||||
matches("Error executing lua: Failed to load parser: uv_dlopen: .+",
|
||||
pcall_err(exec_lua, "parser = vim.treesitter.require_language('borklang', 'borkbork.so')"))
|
||||
|
||||
-- Should not throw an error when silent
|
||||
eq(false, exec_lua("return vim.treesitter.require_language('borklang', nil, true)"))
|
||||
eq(false, exec_lua("return vim.treesitter.require_language('borklang', 'borkbork.so', true)"))
|
||||
|
||||
eq("Error executing lua: .../language.lua:0: no parser for 'borklang' language, see :help treesitter-parsers",
|
||||
pcall_err(exec_lua, "parser = vim.treesitter.inspect_language('borklang')"))
|
||||
end)
|
||||
|
||||
it('inspects language', function()
|
||||
if pending_c_parser(pending) then return end
|
||||
|
||||
local keys, fields, symbols = unpack(exec_lua([[
|
||||
local lang = vim.treesitter.inspect_language('c')
|
||||
local keys, symbols = {}, {}
|
||||
for k,_ in pairs(lang) do
|
||||
keys[k] = true
|
||||
end
|
||||
|
||||
-- symbols array can have "holes" and is thus not a valid msgpack array
|
||||
-- but we don't care about the numbers here (checked in the parser test)
|
||||
for _, v in pairs(lang.symbols) do
|
||||
table.insert(symbols, v)
|
||||
end
|
||||
return {keys, lang.fields, symbols}
|
||||
]]))
|
||||
|
||||
eq({fields=true, symbols=true}, keys)
|
||||
|
||||
local fset = {}
|
||||
for _,f in pairs(fields) do
|
||||
eq("string", type(f))
|
||||
fset[f] = true
|
||||
end
|
||||
eq(true, fset["directive"])
|
||||
eq(true, fset["initializer"])
|
||||
|
||||
local has_named, has_anonymous
|
||||
for _,s in pairs(symbols) do
|
||||
eq("string", type(s[1]))
|
||||
eq("boolean", type(s[2]))
|
||||
if s[1] == "for_statement" and s[2] == true then
|
||||
has_named = true
|
||||
elseif s[1] == "|=" and s[2] == false then
|
||||
has_anonymous = true
|
||||
end
|
||||
end
|
||||
eq({true,true}, {has_named,has_anonymous})
|
||||
end)
|
||||
end)
|
||||
|
||||
576
test/functional/treesitter/parser_spec.lua
Normal file
576
test/functional/treesitter/parser_spec.lua
Normal file
@@ -0,0 +1,576 @@
|
||||
local helpers = require('test.functional.helpers')(after_each)
|
||||
|
||||
local clear = helpers.clear
|
||||
local eq = helpers.eq
|
||||
local insert = helpers.insert
|
||||
local exec_lua = helpers.exec_lua
|
||||
local feed = helpers.feed
|
||||
local pending_c_parser = helpers.pending_c_parser
|
||||
|
||||
before_each(clear)
|
||||
|
||||
describe('treesitter parser API', function()
|
||||
|
||||
it('parses buffer', function()
|
||||
if helpers.pending_win32(pending) or pending_c_parser(pending) then return end
|
||||
|
||||
insert([[
|
||||
int main() {
|
||||
int x = 3;
|
||||
}]])
|
||||
|
||||
exec_lua([[
|
||||
parser = vim.treesitter.get_parser(0, "c")
|
||||
tree = parser:parse()[1]
|
||||
root = tree:root()
|
||||
lang = vim.treesitter.inspect_language('c')
|
||||
]])
|
||||
|
||||
eq("<tree>", exec_lua("return tostring(tree)"))
|
||||
eq("<node translation_unit>", exec_lua("return tostring(root)"))
|
||||
eq({0,0,3,0}, exec_lua("return {root:range()}"))
|
||||
|
||||
eq(1, exec_lua("return root:child_count()"))
|
||||
exec_lua("child = root:child(0)")
|
||||
eq("<node function_definition>", exec_lua("return tostring(child)"))
|
||||
eq({0,0,2,1}, exec_lua("return {child:range()}"))
|
||||
|
||||
eq("function_definition", exec_lua("return child:type()"))
|
||||
eq(true, exec_lua("return child:named()"))
|
||||
eq("number", type(exec_lua("return child:symbol()")))
|
||||
eq({'function_definition', true}, exec_lua("return lang.symbols[child:symbol()]"))
|
||||
|
||||
exec_lua("anon = root:descendant_for_range(0,8,0,9)")
|
||||
eq("(", exec_lua("return anon:type()"))
|
||||
eq(false, exec_lua("return anon:named()"))
|
||||
eq("number", type(exec_lua("return anon:symbol()")))
|
||||
eq({'(', false}, exec_lua("return lang.symbols[anon:symbol()]"))
|
||||
|
||||
exec_lua("descendant = root:descendant_for_range(1,2,1,12)")
|
||||
eq("<node declaration>", exec_lua("return tostring(descendant)"))
|
||||
eq({1,2,1,12}, exec_lua("return {descendant:range()}"))
|
||||
eq("(declaration type: (primitive_type) declarator: (init_declarator declarator: (identifier) value: (number_literal)))", exec_lua("return descendant:sexpr()"))
|
||||
|
||||
feed("2G7|ay")
|
||||
exec_lua([[
|
||||
tree2 = parser:parse()[1]
|
||||
root2 = tree2:root()
|
||||
descendant2 = root2:descendant_for_range(1,2,1,13)
|
||||
]])
|
||||
eq(false, exec_lua("return tree2 == tree1"))
|
||||
eq(false, exec_lua("return root2 == root"))
|
||||
eq("<node declaration>", exec_lua("return tostring(descendant2)"))
|
||||
eq({1,2,1,13}, exec_lua("return {descendant2:range()}"))
|
||||
|
||||
eq(true, exec_lua("return child == child"))
|
||||
-- separate lua object, but represents same node
|
||||
eq(true, exec_lua("return child == root:child(0)"))
|
||||
eq(false, exec_lua("return child == descendant2"))
|
||||
eq(false, exec_lua("return child == nil"))
|
||||
eq(false, exec_lua("return child == tree"))
|
||||
|
||||
eq("string", exec_lua("return type(child:id())"))
|
||||
eq(true, exec_lua("return child:id() == child:id()"))
|
||||
-- separate lua object, but represents same node
|
||||
eq(true, exec_lua("return child:id() == root:child(0):id()"))
|
||||
eq(false, exec_lua("return child:id() == descendant2:id()"))
|
||||
eq(false, exec_lua("return child:id() == nil"))
|
||||
eq(false, exec_lua("return child:id() == tree"))
|
||||
|
||||
-- unchanged buffer: return the same tree
|
||||
eq(true, exec_lua("return parser:parse()[1] == tree2"))
|
||||
end)
|
||||
|
||||
local test_text = [[
|
||||
void ui_refresh(void)
|
||||
{
|
||||
int width = INT_MAX, height = INT_MAX;
|
||||
bool ext_widgets[kUIExtCount];
|
||||
for (UIExtension i = 0; (int)i < kUIExtCount; i++) {
|
||||
ext_widgets[i] = true;
|
||||
}
|
||||
|
||||
bool inclusive = ui_override();
|
||||
for (size_t i = 0; i < ui_count; i++) {
|
||||
UI *ui = uis[i];
|
||||
width = MIN(ui->width, width);
|
||||
height = MIN(ui->height, height);
|
||||
foo = BAR(ui->bazaar, bazaar);
|
||||
for (UIExtension j = 0; (int)j < kUIExtCount; j++) {
|
||||
ext_widgets[j] &= (ui->ui_ext[j] || inclusive);
|
||||
}
|
||||
}
|
||||
}]]
|
||||
|
||||
it('allows to iterate over nodes children', function()
|
||||
if pending_c_parser(pending) then return end
|
||||
|
||||
insert(test_text);
|
||||
|
||||
local res = exec_lua([[
|
||||
parser = vim.treesitter.get_parser(0, "c")
|
||||
|
||||
func_node = parser:parse()[1]:root():child(0)
|
||||
|
||||
res = {}
|
||||
for node, field in func_node:iter_children() do
|
||||
table.insert(res, {node:type(), field})
|
||||
end
|
||||
return res
|
||||
]])
|
||||
|
||||
eq({
|
||||
{"primitive_type", "type"},
|
||||
{"function_declarator", "declarator"},
|
||||
{"compound_statement", "body"}
|
||||
}, res)
|
||||
end)
|
||||
|
||||
it('allows to get a child by field', function()
|
||||
if pending_c_parser(pending) then return end
|
||||
|
||||
insert(test_text);
|
||||
|
||||
local res = exec_lua([[
|
||||
parser = vim.treesitter.get_parser(0, "c")
|
||||
|
||||
func_node = parser:parse()[1]:root():child(0)
|
||||
|
||||
local res = {}
|
||||
for _, node in ipairs(func_node:field("type")) do
|
||||
table.insert(res, {node:type(), node:range()})
|
||||
end
|
||||
return res
|
||||
]])
|
||||
|
||||
eq({{ "primitive_type", 0, 0, 0, 4 }}, res)
|
||||
|
||||
local res_fail = exec_lua([[
|
||||
parser = vim.treesitter.get_parser(0, "c")
|
||||
|
||||
return #func_node:field("foo") == 0
|
||||
]])
|
||||
|
||||
assert(res_fail)
|
||||
end)
|
||||
|
||||
local query = [[
|
||||
((call_expression function: (identifier) @minfunc (argument_list (identifier) @min_id)) (eq? @minfunc "MIN"))
|
||||
"for" @keyword
|
||||
(primitive_type) @type
|
||||
(field_expression argument: (identifier) @fieldarg)
|
||||
]]
|
||||
|
||||
it("supports runtime queries", function()
|
||||
if pending_c_parser(pending) then return end
|
||||
|
||||
local ret = exec_lua [[
|
||||
return require"vim.treesitter.query".get_query("c", "highlights").captures[1]
|
||||
]]
|
||||
|
||||
eq('variable', ret)
|
||||
end)
|
||||
|
||||
it('support query and iter by capture', function()
|
||||
if pending_c_parser(pending) then return end
|
||||
|
||||
insert(test_text)
|
||||
|
||||
local res = exec_lua([[
|
||||
cquery = vim.treesitter.parse_query("c", ...)
|
||||
parser = vim.treesitter.get_parser(0, "c")
|
||||
tree = parser:parse()[1]
|
||||
res = {}
|
||||
for cid, node in cquery:iter_captures(tree:root(), 0, 7, 14) do
|
||||
-- can't transmit node over RPC. just check the name and range
|
||||
table.insert(res, {cquery.captures[cid], node:type(), node:range()})
|
||||
end
|
||||
return res
|
||||
]], query)
|
||||
|
||||
eq({
|
||||
{ "type", "primitive_type", 8, 2, 8, 6 },
|
||||
{ "keyword", "for", 9, 2, 9, 5 },
|
||||
{ "type", "primitive_type", 9, 7, 9, 13 },
|
||||
{ "minfunc", "identifier", 11, 12, 11, 15 },
|
||||
{ "fieldarg", "identifier", 11, 16, 11, 18 },
|
||||
{ "min_id", "identifier", 11, 27, 11, 32 },
|
||||
{ "minfunc", "identifier", 12, 13, 12, 16 },
|
||||
{ "fieldarg", "identifier", 12, 17, 12, 19 },
|
||||
{ "min_id", "identifier", 12, 29, 12, 35 },
|
||||
{ "fieldarg", "identifier", 13, 14, 13, 16 }
|
||||
}, res)
|
||||
end)
|
||||
|
||||
it('support query and iter by match', function()
|
||||
if pending_c_parser(pending) then return end
|
||||
|
||||
insert(test_text)
|
||||
|
||||
local res = exec_lua([[
|
||||
cquery = vim.treesitter.parse_query("c", ...)
|
||||
parser = vim.treesitter.get_parser(0, "c")
|
||||
tree = parser:parse()[1]
|
||||
res = {}
|
||||
for pattern, match in cquery:iter_matches(tree:root(), 0, 7, 14) do
|
||||
-- can't transmit node over RPC. just check the name and range
|
||||
local mrepr = {}
|
||||
for cid,node in pairs(match) do
|
||||
table.insert(mrepr, {cquery.captures[cid], node:type(), node:range()})
|
||||
end
|
||||
table.insert(res, {pattern, mrepr})
|
||||
end
|
||||
return res
|
||||
]], query)
|
||||
|
||||
eq({
|
||||
{ 3, { { "type", "primitive_type", 8, 2, 8, 6 } } },
|
||||
{ 2, { { "keyword", "for", 9, 2, 9, 5 } } },
|
||||
{ 3, { { "type", "primitive_type", 9, 7, 9, 13 } } },
|
||||
{ 4, { { "fieldarg", "identifier", 11, 16, 11, 18 } } },
|
||||
{ 1, { { "minfunc", "identifier", 11, 12, 11, 15 }, { "min_id", "identifier", 11, 27, 11, 32 } } },
|
||||
{ 4, { { "fieldarg", "identifier", 12, 17, 12, 19 } } },
|
||||
{ 1, { { "minfunc", "identifier", 12, 13, 12, 16 }, { "min_id", "identifier", 12, 29, 12, 35 } } },
|
||||
{ 4, { { "fieldarg", "identifier", 13, 14, 13, 16 } } }
|
||||
}, res)
|
||||
end)
|
||||
|
||||
it('allow loading query with escaped quotes and capture them with `lua-match?` and `vim-match?`', function()
|
||||
if pending_c_parser(pending) then return end
|
||||
|
||||
insert('char* astring = "Hello World!";')
|
||||
|
||||
local res = exec_lua([[
|
||||
cquery = vim.treesitter.parse_query("c", '((_) @quote (vim-match? @quote "^\\"$")) ((_) @quote (lua-match? @quote "^\\"$"))')
|
||||
parser = vim.treesitter.get_parser(0, "c")
|
||||
tree = parser:parse()[1]
|
||||
res = {}
|
||||
for pattern, match in cquery:iter_matches(tree:root(), 0, 0, 1) do
|
||||
-- can't transmit node over RPC. just check the name and range
|
||||
local mrepr = {}
|
||||
for cid,node in pairs(match) do
|
||||
table.insert(mrepr, {cquery.captures[cid], node:type(), node:range()})
|
||||
end
|
||||
table.insert(res, {pattern, mrepr})
|
||||
end
|
||||
return res
|
||||
]])
|
||||
|
||||
eq({
|
||||
{ 1, { { "quote", '"', 0, 16, 0, 17 } } },
|
||||
{ 2, { { "quote", '"', 0, 16, 0, 17 } } },
|
||||
{ 1, { { "quote", '"', 0, 29, 0, 30 } } },
|
||||
{ 2, { { "quote", '"', 0, 29, 0, 30 } } },
|
||||
}, res)
|
||||
end)
|
||||
|
||||
it('allows to add predicates', function()
|
||||
insert([[
|
||||
int main(void) {
|
||||
return 0;
|
||||
}
|
||||
]])
|
||||
|
||||
local custom_query = "((identifier) @main (#is-main? @main))"
|
||||
|
||||
local res = exec_lua([[
|
||||
local query = require"vim.treesitter.query"
|
||||
|
||||
local function is_main(match, pattern, bufnr, predicate)
|
||||
local node = match[ predicate[2] ]
|
||||
|
||||
return query.get_node_text(node, bufnr)
|
||||
end
|
||||
|
||||
local parser = vim.treesitter.get_parser(0, "c")
|
||||
|
||||
query.add_predicate("is-main?", is_main)
|
||||
|
||||
local query = query.parse_query("c", ...)
|
||||
|
||||
local nodes = {}
|
||||
for _, node in query:iter_captures(parser:parse()[1]:root(), 0, 0, 19) do
|
||||
table.insert(nodes, {node:range()})
|
||||
end
|
||||
|
||||
return nodes
|
||||
]], custom_query)
|
||||
|
||||
eq({{0, 4, 0, 8}}, res)
|
||||
|
||||
local res_list = exec_lua[[
|
||||
local query = require'vim.treesitter.query'
|
||||
|
||||
local list = query.list_predicates()
|
||||
|
||||
table.sort(list)
|
||||
|
||||
return list
|
||||
]]
|
||||
|
||||
eq({ 'contains?', 'eq?', 'is-main?', 'lua-match?', 'match?', 'vim-match?' }, res_list)
|
||||
end)
|
||||
|
||||
|
||||
it('allows to set simple ranges', function()
|
||||
if pending_c_parser(pending) then return end
|
||||
|
||||
insert(test_text)
|
||||
|
||||
local res = exec_lua [[
|
||||
parser = vim.treesitter.get_parser(0, "c")
|
||||
return { parser:parse()[1]:root():range() }
|
||||
]]
|
||||
|
||||
eq({0, 0, 19, 0}, res)
|
||||
|
||||
-- The following sets the included ranges for the current parser
|
||||
-- As stated here, this only includes the function (thus the whole buffer, without the last line)
|
||||
local res2 = exec_lua [[
|
||||
local root = parser:parse()[1]:root()
|
||||
parser:set_included_regions({{root:child(0)}})
|
||||
parser:invalidate()
|
||||
return { parser:parse()[1]:root():range() }
|
||||
]]
|
||||
|
||||
eq({0, 0, 18, 1}, res2)
|
||||
|
||||
local range = exec_lua [[
|
||||
local res = {}
|
||||
for _, region in ipairs(parser:included_regions()) do
|
||||
for _, node in ipairs(region) do
|
||||
table.insert(res, {node:range()})
|
||||
end
|
||||
end
|
||||
return res
|
||||
]]
|
||||
|
||||
eq(range, { { 0, 0, 18, 1 } })
|
||||
|
||||
local range_tbl = exec_lua [[
|
||||
parser:set_included_regions { { { 0, 0, 17, 1 } } }
|
||||
parser:parse()
|
||||
return parser:included_regions()
|
||||
]]
|
||||
|
||||
eq(range_tbl, { { { 0, 0, 0, 17, 1, 508 } } })
|
||||
end)
|
||||
it("allows to set complex ranges", function()
|
||||
if pending_c_parser() then return end
|
||||
|
||||
insert(test_text)
|
||||
|
||||
local res = exec_lua [[
|
||||
parser = vim.treesitter.get_parser(0, "c")
|
||||
query = vim.treesitter.parse_query("c", "(declaration) @decl")
|
||||
|
||||
local nodes = {}
|
||||
for _, node in query:iter_captures(parser:parse()[1]:root(), 0, 0, 19) do
|
||||
table.insert(nodes, node)
|
||||
end
|
||||
|
||||
parser:set_included_regions({nodes})
|
||||
|
||||
local root = parser:parse()[1]:root()
|
||||
|
||||
local res = {}
|
||||
for i=0,(root:named_child_count() - 1) do
|
||||
table.insert(res, { root:named_child(i):range() })
|
||||
end
|
||||
return res
|
||||
]]
|
||||
|
||||
eq({
|
||||
{ 2, 2, 2, 40 },
|
||||
{ 3, 2, 3, 32 },
|
||||
{ 4, 7, 4, 25 },
|
||||
{ 8, 2, 8, 33 },
|
||||
{ 9, 7, 9, 20 },
|
||||
{ 10, 4, 10, 20 },
|
||||
{ 14, 9, 14, 27 } }, res)
|
||||
end)
|
||||
|
||||
it("allows to create string parsers", function()
|
||||
local ret = exec_lua [[
|
||||
local parser = vim.treesitter.get_string_parser("int foo = 42;", "c")
|
||||
return { parser:parse()[1]:root():range() }
|
||||
]]
|
||||
|
||||
eq({ 0, 0, 0, 13 }, ret)
|
||||
end)
|
||||
|
||||
it("allows to run queries with string parsers", function()
|
||||
local txt = [[
|
||||
int foo = 42;
|
||||
int bar = 13;
|
||||
]]
|
||||
|
||||
local ret = exec_lua([[
|
||||
local str = ...
|
||||
local parser = vim.treesitter.get_string_parser(str, "c")
|
||||
|
||||
local nodes = {}
|
||||
local query = vim.treesitter.parse_query("c", '((identifier) @id (eq? @id "foo"))')
|
||||
|
||||
for _, node in query:iter_captures(parser:parse()[1]:root(), str, 0, 2) do
|
||||
table.insert(nodes, { node:range() })
|
||||
end
|
||||
|
||||
return nodes]], txt)
|
||||
|
||||
eq({ {0, 10, 0, 13} }, ret)
|
||||
end)
|
||||
|
||||
describe("when creating a language tree", function()
|
||||
local function get_ranges()
|
||||
return exec_lua([[
|
||||
local result = {}
|
||||
parser:for_each_tree(function(tree) table.insert(result, {tree:root():range()}) end)
|
||||
return result
|
||||
]])
|
||||
end
|
||||
|
||||
before_each(function()
|
||||
insert([[
|
||||
int x = INT_MAX;
|
||||
#define READ_STRING(x, y) (char_u *)read_string((x), (size_t)(y))
|
||||
#define READ_STRING_OK(x, y) (char_u *)read_string((x), (size_t)(y))
|
||||
#define VALUE 123
|
||||
#define VALUE1 123
|
||||
#define VALUE2 123
|
||||
]])
|
||||
end)
|
||||
|
||||
describe("when parsing regions independently", function()
|
||||
it("should inject a language", function()
|
||||
exec_lua([[
|
||||
parser = vim.treesitter.get_parser(0, "c", {
|
||||
queries = {
|
||||
c = "(preproc_def (preproc_arg) @c) (preproc_function_def value: (preproc_arg) @c)"}})
|
||||
]])
|
||||
|
||||
eq("table", exec_lua("return type(parser:children().c)"))
|
||||
eq(5, exec_lua("return #parser:children().c:trees()"))
|
||||
eq({
|
||||
{0, 0, 7, 0}, -- root tree
|
||||
{3, 14, 3, 17}, -- VALUE 123
|
||||
{4, 15, 4, 18}, -- VALUE1 123
|
||||
{5, 15, 5, 18}, -- VALUE2 123
|
||||
{1, 26, 1, 65}, -- READ_STRING(x, y) (char_u *)read_string((x), (size_t)(y))
|
||||
{2, 29, 2, 68} -- READ_STRING_OK(x, y) (char_u *)read_string((x), (size_t)(y))
|
||||
}, get_ranges())
|
||||
end)
|
||||
end)
|
||||
|
||||
describe("when parsing regions combined", function()
|
||||
it("should inject a language", function()
|
||||
exec_lua([[
|
||||
parser = vim.treesitter.get_parser(0, "c", {
|
||||
queries = {
|
||||
c = "(preproc_def (preproc_arg) @c @combined) (preproc_function_def value: (preproc_arg) @c @combined)"}})
|
||||
]])
|
||||
|
||||
eq("table", exec_lua("return type(parser:children().c)"))
|
||||
eq(2, exec_lua("return #parser:children().c:trees()"))
|
||||
eq({
|
||||
{0, 0, 7, 0}, -- root tree
|
||||
{3, 14, 5, 18}, -- VALUE 123
|
||||
-- VALUE1 123
|
||||
-- VALUE2 123
|
||||
{1, 26, 2, 68} -- READ_STRING(x, y) (char_u *)read_string((x), (size_t)(y))
|
||||
-- READ_STRING_OK(x, y) (char_u *)read_string((x), (size_t)(y))
|
||||
}, get_ranges())
|
||||
end)
|
||||
end)
|
||||
|
||||
describe("when using the offset directive", function()
|
||||
it("should shift the range by the directive amount", function()
|
||||
exec_lua([[
|
||||
parser = vim.treesitter.get_parser(0, "c", {
|
||||
queries = {
|
||||
c = "(preproc_def ((preproc_arg) @c (#offset! @c 0 2 0 -1))) (preproc_function_def value: (preproc_arg) @c)"}})
|
||||
]])
|
||||
|
||||
eq("table", exec_lua("return type(parser:children().c)"))
|
||||
eq({
|
||||
{0, 0, 7, 0}, -- root tree
|
||||
{3, 15, 3, 16}, -- VALUE 123
|
||||
{4, 16, 4, 17}, -- VALUE1 123
|
||||
{5, 16, 5, 17}, -- VALUE2 123
|
||||
{1, 26, 1, 65}, -- READ_STRING(x, y) (char_u *)read_string((x), (size_t)(y))
|
||||
{2, 29, 2, 68} -- READ_STRING_OK(x, y) (char_u *)read_string((x), (size_t)(y))
|
||||
}, get_ranges())
|
||||
end)
|
||||
end)
|
||||
end)
|
||||
|
||||
describe("when getting the language for a range", function()
|
||||
before_each(function()
|
||||
insert([[
|
||||
int x = INT_MAX;
|
||||
#define VALUE 123456789
|
||||
]])
|
||||
end)
|
||||
|
||||
it("should return the correct language tree", function()
|
||||
local result = exec_lua([[
|
||||
parser = vim.treesitter.get_parser(0, "c", {
|
||||
queries = { c = "(preproc_def (preproc_arg) @c)"}})
|
||||
|
||||
local sub_tree = parser:language_for_range({1, 18, 1, 19})
|
||||
|
||||
return sub_tree == parser:children().c
|
||||
]])
|
||||
|
||||
eq(result, true)
|
||||
end)
|
||||
end)
|
||||
|
||||
describe("when getting/setting match data", function()
|
||||
describe("when setting for the whole match", function()
|
||||
it("should set/get the data correctly", function()
|
||||
insert([[
|
||||
int x = 3;
|
||||
]])
|
||||
|
||||
local result = exec_lua([[
|
||||
local result
|
||||
|
||||
query = vim.treesitter.parse_query("c", '((number_literal) @number (#set! "key" "value"))')
|
||||
parser = vim.treesitter.get_parser(0, "c")
|
||||
|
||||
for pattern, match, metadata in query:iter_matches(parser:parse()[1]:root(), 0, 0, 1) do
|
||||
result = metadata.key
|
||||
end
|
||||
|
||||
return result
|
||||
]])
|
||||
|
||||
eq(result, "value")
|
||||
end)
|
||||
end)
|
||||
|
||||
describe("when setting for a capture match", function()
|
||||
it("should set/get the data correctly", function()
|
||||
insert([[
|
||||
int x = 3;
|
||||
]])
|
||||
|
||||
local result = exec_lua([[
|
||||
local result
|
||||
|
||||
query = vim.treesitter.parse_query("c", '((number_literal) @number (#set! @number "key" "value"))')
|
||||
parser = vim.treesitter.get_parser(0, "c")
|
||||
|
||||
for pattern, match, metadata in query:iter_matches(parser:parse()[1]:root(), 0, 0, 1) do
|
||||
result = metadata[pattern].key
|
||||
end
|
||||
|
||||
return result
|
||||
]])
|
||||
|
||||
eq(result, "value")
|
||||
end)
|
||||
end)
|
||||
end)
|
||||
end)
|
||||
Reference in New Issue
Block a user